TW200925362A - Seismic isolation system for structures - Google Patents

Seismic isolation system for structures Download PDF

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Publication number
TW200925362A
TW200925362A TW097140647A TW97140647A TW200925362A TW 200925362 A TW200925362 A TW 200925362A TW 097140647 A TW097140647 A TW 097140647A TW 97140647 A TW97140647 A TW 97140647A TW 200925362 A TW200925362 A TW 200925362A
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Taiwan
Prior art keywords
seismic isolation
members
coupling plate
fixed
seismic
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TW097140647A
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Chinese (zh)
Inventor
Kohji Nishimoto
Hiroaki Konishi
Atsushi Watanabe
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Nippon Steel Eng Co Ltd
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Publication of TW200925362A publication Critical patent/TW200925362A/en

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/073Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only leaf springs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F7/00Vibration-dampers; Shock-absorbers
    • F16F7/12Vibration-dampers; Shock-absorbers using plastic deformation of members

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Vibration Prevention Devices (AREA)
  • Vibration Dampers (AREA)

Abstract

The seismic isolation system is provided with a seismic isolation apparatus, an upper section of a structure and a lower section of the structure supporting the upper section via the seismic isolation apparatus. The seismic isolation apparatus is provided with a plurality of U-shaped seismic isolation members, a first coupling plate to which one end of the seismic isolation member is fixed and a second coupling plate to which the other end of the seismic isolation member is fixed. Each of escape portions which allows the seismic isolation member to plastically deform is formed at least on one of the upper section and the lower section.

Description

200925362 九、發明說明: 【發明所屬之技術領域3 發明領域 - 本發明是有關於一種用於結構體之地震隔離系統。 , 5 本申請案主張日本專利申請號碼2007-279149,申請曰 為2007年10月26曰之優先權,該申請案的全部内文在此以 參考方式併入。 【先前技術3 ^ 發明背景 10 傳統上,在結構體中,例如建築物、橋樑、高架道路 及高架鐵路,會以一地震隔離裝置放置於一上段部,例如 一結構體的建築物架體,與一下段部,例如結構體的地基 之間,藉以當暴露於大量能量時,例如當地震發生時,可 減輕該上段部對該下段部之震動。舉例來說,以下專利文 15 獻1至3已揭露一種地震隔離裝置,其與位於上段部與下段 _ 部之間的一隔離體及一減震機構相結合。 於上述地震隔離裝置中,以交互堆疊的金屬板與板狀 彈性體所製成之該隔離體是設置於該上段部與下段部之 間,且固定於該兩者。該上段部是經由該隔離體受該下段 20 部所支撐。一減震機構的構造具有數以彈性塑膠材質所製 成之地震隔離構件(彎曲構件)。該等數地震隔離構件是規 律地放置於該隔離體附近(例如,以徑向方式),且該等地 震隔離構件是個別固定,更具體而言,其一端是固定於該 上段部而另一端是固定於該下段部。於該減震機構中,當 200925362 大量能量作用於-結構體上時,舉例來說在地震時該上段 部以水平方向相對於該下段部震動時,地震隔離構件會二 受塑性變形來吸收地震能量。換言之,進來至該上段部的 能量被吸收,使得該等地震隔離構件可經受塑性變形。 5 ❹ 10 15 ❹ 專利文獻1:日本專利號碼3533110 專利文獻2 :曰本專利號碼3543004 專利文獻3 :日本公開未審查專利中請 2004-340301200925362 IX. INSTRUCTIONS: [Technical Field 3 of the Invention] Field of the Invention - The present invention relates to a seismic isolation system for a structure. The present application claims Japanese Patent Application No. 2007-279149, the entire disclosure of which is incorporated herein by reference. [Prior Art 3 ^ Background of the Invention 10 Traditionally, in structures such as buildings, bridges, elevated roads, and elevated railways, an earthquake isolation device is placed in an upper section, such as a structural building frame. Between the lower section, such as the foundation of the structure, the shock of the upper section to the lower section can be mitigated when exposed to a large amount of energy, such as when an earthquake occurs. For example, the following Patent Documents 1 to 3 disclose a seismic isolation device that is combined with a spacer between the upper and lower sections and a shock absorbing mechanism. In the above seismic isolation device, the spacer formed by the mutually stacked metal plates and the plate-like elastic body is disposed between the upper portion and the lower portion and fixed to the both. The upper section is supported by the lower section 20 via the spacer. The structure of a shock absorbing mechanism has a plurality of seismic isolation members (curved members) made of an elastic plastic material. The seismic isolation members are regularly placed adjacent to the spacer (eg, in a radial manner), and the seismic isolation members are individually fixed, and more specifically, one end is fixed to the upper portion and the other end It is fixed to the lower section. In the shock absorbing mechanism, when a large amount of energy is applied to the structure at 200925362, for example, when the upper portion vibrates in a horizontal direction relative to the lower portion during an earthquake, the seismic isolation member is plastically deformed to absorb the earthquake. energy. In other words, the energy coming in to the upper section is absorbed so that the seismic isolation members can undergo plastic deformation. 5 ❹ 10 15 专利 Patent Document 1: Japanese Patent No. 3533110 Patent Document 2: 曰本专利编号 3534004 Patent Document 3: Japanese Open Unexamined Patent Application 2004-340301

C發明内容;J 發明概要 本發明可解決的問題 於使用上述地震隔離裝置之結構中,對於大量能量如 地震的作用,該地震隔離構件的1曲部會變形以向外延 展,且可被带至與該上段部或該下段部相接觸。因此,當 該地震隔離構件被带至與該上段部或該下凡 該地震隔離構件會遭受到一局部應力隹 ° * 朱$,而導致有效吸 收地震能量之纽ϋ地,該地以離構件可能會損 害。 本發明已針對上述情況來製成,其目的是在於提供一 種用於結構體之地震隔離系統,可有致〇及收地震能量,而 不會妨礙地震隔離構件的塑性變形。 解決問題的手段 本發明中的用於結構體之地震隔離系統,設置有一地 震隔離裝置…結構體的-上段部及該結構體的-下段 20 200925362 ' 冑’該下段部是經由該地震隔離裝置支_上段部。該地 震_裝置設置有數前形地震_構件、—⑽地震隔離 • 構件的—端固定之第一麵合板,及—供該地震隔離構件的 另-端固定之第二搞合板。一容許該地震隔離構件可塑性 5變形之逃脫部是形成於該上段部與該下段部至少其一者 上。 ,於本發明中,由於容許該地震隔離構件可塑性變形之 © 該逃脫部是形成於該上段部與該下段部至少其一者上,因 此即使在大量能量作用,例如地震時,該地震隔離構件的 10 1曲部變形因而向外延展,該地震隔離構件將不會與該 上段部或該下段部相接觸。因此,該地震隔離構件不會有 機會遭^:到-局部應力集中,且因而使得本發明的地震隔 離系統可有效吸收地震的能量。 本發明的優點功效 根據本發明的地震隔離系統’不會妨礙該地震隔離構 ® 到塑性變形,目此能有效吸收地震的能量。 : 圖式簡單說明 第1圖疋顯示本發明的地震隔離系統所構成的地震隔 離裴置之透視圖; 2〇 第2圖是本發明的地震隔離系統所構成的地震隔離裝 置之平面圖; 第3圖疋顯示該地震隔離裝置的地震隔離構件之透視 圖; 第4圖疋顯示本發明的地震隔離系統之橫剖圖;及 200925362 第5圖是顯示當地震能量作用於本發明的地震&離系 統上而導致該地震隔離構件塑性變形狀態之橫剖圖。” 參考符號的說明 1 :地震隔離裝置 5 Ο 10 15 ❹ 10,10A,10B,10C,10D :地震隔離構件 20 :第一耦合板 30 :第二耦合板 A :上段部 AS :逃脫部 B :下段部 BS :逃脫部 【實施方式3 較佳實施例之詳細說明 兹將配合參考第1至5圖說明本發明用於結構體之地震 隔離系統之一實施例。 於第1及2圖所顯示之地震隔離裝置1設置有八個地震 隔離構件10、一供各該等地震隔離構件1〇的一端u固定之 第一耦合板20,及一供各該等地震隔離構件1〇的另—端口 固定之第二耦合板30。 如第3圖所示’該地震隔離構件1〇是一窄桿狀鋼材製品 且於其中間部彎折而自側邊觀之時是成一寬度較其他 部分大之撐架部13及14是分別設置於該地震隔離構件1〇的 兩對端11及12上。不包含該等撐架部13及14之該地震隔離 構件10的成形是,在愈靠近遠離該撐架部13的中心處之圓 20 200925362 弧部,其橫截面積逐漸變小。同樣地,該地震隔離構件10 的成形是’在愈靠近逮離該撐架部14的中心處之圓弧部, 其橫截面積逐漸變小。一穿孔13a及14a是各形成於個別撲 架部13及14上。該地震隔離構件1〇是以上述方式形成由 5於假設能量是以所有方向來到該地震隔離裝置丨,因此欲有 一均等的地震隔離性能恆定地達到,即使當能量是從某些 特定方向來到之情形。 該第一耦合板20是一厚度一致的矩形鋼板,且各地震 隔離構件10的一端11是藉由一螺栓4〇固定於該上表面。供 10該螺栓4〇螺設於内的一螺孔(圖中未顯示)是形成於該第 一耦合板20的上表面上。多數柱螺栓21是直立組裝於該第 一耦合板20的下表面上。 §玄第一麵合板3〇亦為一厚度一致的矩形鋼板,且各地 震隔離構件10的另一端12是藉由一螺栓40固定於該下表 15面。供該螺栓40螺設於内的一螺孔(圖中未顯示)是形成 於該第二麵合板3〇的下表面上。多數柱螺栓31是直立組裝 於該第·一柄合板30的上表面上。 於八個地震隔離構件10中,二地震隔離構件1〇A是以沿 該第一耦合板20的一側20a相等間隔放置且亦導向於垂直 2〇該侧20&的方向上,以其一端11藉由一螺栓40固定於該第一 耦合板20的上表面。並且,此等二地震隔離構件1〇A是以沿 該第二耦合板30的一側30a相等間隔放置且亦導向於垂直 該侧30a的方向上,以其另一端12藉由該螺栓4〇固定於該第 二輛合板30的下表面。 200925362 5 〇 10 15 φ 於八個地震隔離構件10中,另二地震隔離構件1〇Β與上 述二構件不同,是以沿與固定該等地震隔離構件10Α的侧 20a相鄰之一側2〇b相等間隔放置,且亦導向於垂直該側2〇b 的方向上,以其一端11藉由該螺栓40固定於該第一耦合板 2〇的上表面。並且,此等二地震隔離構件1〇B是以沿與固定 該等地震隔離構件10A的側30a相鄰之—侧3%相等間隔放 置’且亦導向於垂直該側3〇b的方向上,以其另一端12藉由 該螺栓40固定於該第二辆合板3〇的下表面。 於八個地震隔離構件10中,另二地震隔離構件1〇c與上 述二構件不同,是以沿與固定該等地震隔離構件i〇B的側 20b相鄰之一側2〇c相等間隔放置,且亦導向於垂直該側2〇c 的方向上,以其一端u藉由該螺栓4〇固定於該第一耦合板 的上表面並且,此等二地震隔離構件10C是以沿與固定 該等地震隔離構件10B的側30b相鄰之一侧30c相等間隔放 置,且亦導向於垂直該側30c的方向上,以其另一端12藉由 該螺检40固定於該第二耦合板30的下表面。 於八個地震隔離構件10中,剩下的二地震隔離構件1〇 與上述二構件不同’是以沿與固定該等地震隔離構件10C 的側20c相鄰之一側2〇d相等間隔放置,且亦導向於垂直該 側20d的方向上,以其—端丨丨藉由該螺栓4〇固定於該第一耗 合板20的上表面。並且,此等二地震隔離構件10D是以沿與 固定該等地震隔離構件10C的側3Gc相鄰之-側3Gd相等間 隔放置,且亦導向於垂直該側30d的方向上,以其另—端12 藉由該螺栓40固定於該第二耦合板30的下表面。 20 200925362 5 φ 10 15 ❹ 20 該等二地震隔離構件10Α及其他二地震隔離構件㈣ 是固定於該第一耦合板20及該第二耦合板3〇。該等地震隔 離構件10Α的配置是使得該等地震隔離構件l〇A的彎曲部 自該第一耦合板20與該第二耦合板3〇之間以一方向(亦 即,以第2圖雙頭箭頭X所指的正向方向)凸出。該等地震 隔離構件1 〇 c的配置是使得該等地震隔離構件丨〇 c的彎曲 部自該第一耦合板20與該第二耦合板3〇之間以與該等地震 隔離構件10A的方向相反之方向(亦即,以第2圖雙頭箭頭 X所指的反向方向)凸出。 又,此等二地震隔離構件10B及另二地震隔離構件1〇D 亦固定於該第一耦合板2〇及該第二耦合板3〇。該等地震隔 離構件10B的配置是使得該等地震隔離構件1〇B的彎曲部 自該第一耦合板20與該第二耦合板30之間以一方向(亦 即’以第2圖雙頭箭頭Y所指的正向方向)凸出。該等地震 隔離構件10D的配置是使得該等地震隔離構件1〇D的彎曲 部自該第一耦合板2〇與該第二耦合板3〇之間以與該等地震 隔離構件10B的方向相反之方向(亦即,以第2圖雙頭箭頭 γ所指的反向方向)凸出。 該第一耦合板20及該第二耦合板30的位置是使得所有 四侧當自上方觀之時是相互對齊。 上述構成的地震隔離裝置1是根據以下步驟,設置於一 上段部A,例如一建築物框架,與一下段部B,例如結構體 的—地基之間,舉例來說,建築物、橋樑、高架道路及高 架鐵路。 11 200925362 於上述結構體中,首先,將該地震隔離裝置1放置於該 下权郤B上。如上所述,將該等柱螺栓幻直立組裝於該地震 隔離裝置1中該第一耦合板2〇的下表面上,且以將該等柱螺 栓21埋置於該下段部B内的方式,將該地震隔離裝置丨固定 5 於該下段部B。 接著,將該上段部A放置於該地震隔離裝置丨上。如上 所述,將柱螺栓31直立組裝於該地震隔離裝置丨中之第二耦 合板30的上表面上,且將該地震隔離裝置丨以使該等柱螺栓 31埋置於該上段部a内的方式固定於該上段部A。C SUMMARY OF THE INVENTION J SUMMARY OF THE INVENTION Problems to be Solved by the Invention In the structure using the above-described seismic isolation device, for a large amount of energy such as an earthquake, a curved portion of the seismic isolation member is deformed to be extended and can be taken To contact with the upper section or the lower section. Therefore, when the seismic isolation member is brought to the upper section or the lower portion of the seismic isolation member, the local isolation stress may be subjected to a local stress, thereby causing effective absorption of seismic energy. Will damage. SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object thereof is to provide a seismic isolation system for a structure which can cause enthalpy and seismic energy without impeding plastic deformation of the seismic isolation member. Means for Solving the Problem The seismic isolation system for a structure in the present invention is provided with a seismic isolation device...the upper portion of the structure and the lower portion of the structure 20 200925362 '胄' the lower portion is via the seismic isolation device Branch _ upper section. The seismic device is provided with a plurality of front-shaped seismic elements, - (10) seismic isolation, a first face plate fixed to the end of the member, and a second plywood for the other end of the seismic isolation member. An escape portion that allows plastic deformation of the seismic isolation member is formed on at least one of the upper portion and the lower portion. In the present invention, since the seismic isolation member is allowed to be plastically deformed, the escape portion is formed on at least one of the upper portion and the lower portion, so that the seismic isolation member is used even in a large amount of energy, such as an earthquake. The deformation of the 10 1 curved portion is thus extended, and the seismic isolation member will not come into contact with the upper or lower portion. Therefore, the seismic isolation member does not have a chance of being subjected to local stress concentration, and thus the seismic isolation system of the present invention can effectively absorb the energy of the earthquake. Advantageous Effects of the Invention The seismic isolation system according to the present invention does not hinder the seismic isolation to plastic deformation, thereby effectively absorbing the energy of the earthquake. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a seismic isolation device constructed by the seismic isolation system of the present invention; 2A is a plan view of a seismic isolation device constructed by the seismic isolation system of the present invention; FIG. 4 is a perspective view showing a seismic isolation member of the seismic isolation device; FIG. 4 is a cross-sectional view showing the seismic isolation system of the present invention; and FIG. 5 is a diagram showing the seismic energy applied to the present invention when seismic energy is applied to the present invention. A cross-sectional view of the state of the plastic isolation of the seismic isolation member on the system. DESCRIPTION OF REFERENCE NUMERALS 1: Seismic isolation device 5 Ο 10 15 ❹ 10, 10A, 10B, 10C, 10D: seismic isolation member 20: first coupling plate 30: second coupling plate A: upper portion AS: escape portion B: Lower section BS: escape section [Embodiment 3 Detailed Description of Preferred Embodiments An embodiment of the seismic isolation system for a structure according to the present invention will be described with reference to Figs. 1 to 5. It is shown in Figs. 1 and 2 The seismic isolation device 1 is provided with eight seismic isolation members 10, a first coupling plate 20 for fixing one end u of each of the seismic isolation members 1A, and a further port for each of the seismic isolation members 1 The second coupling plate 30 is fixed. As shown in Fig. 3, the seismic isolation member 1 is a narrow rod-shaped steel product which is bent at its middle portion and is wider than the other portions when viewed from the side. The bracket portions 13 and 14 are respectively disposed on the opposite ends 11 and 12 of the seismic isolation member 1A. The formation of the seismic isolation member 10 not including the bracket portions 13 and 14 is closer to the distance Circle 20 at the center of the bracket portion 13 200925362 The arc portion has a cross-sectional area The gradation is small. Similarly, the formation of the seismic isolation member 10 is 'the arc portion closer to the center of the yoke portion 14 and the cross-sectional area thereof becomes smaller. A perforation 13a and 14a are formed in each The individual isolating parts 13 and 14. The seismic isolation member 1 is formed in the above manner by 5, assuming that energy comes to the seismic isolation device in all directions, so that an equal seismic isolation performance is required to be achieved even if When the energy comes from a certain specific direction, the first coupling plate 20 is a rectangular steel plate of uniform thickness, and one end 11 of each seismic isolation member 10 is fixed to the upper surface by a bolt 4 。. A screw hole (not shown) provided in the bolt 4 is formed on the upper surface of the first coupling plate 20. The plurality of studs 21 are assembled upright on the lower surface of the first coupling plate 20. The first first plywood 3 is also a rectangular steel plate of uniform thickness, and the other end 12 of each seismic isolation member 10 is fixed to the surface of the lower surface 15 by a bolt 40. The bolt 40 is screwed to Inside a screw hole (not shown) is Formed on the lower surface of the second facing plate 3〇. A plurality of studs 31 are assembled upright on the upper surface of the first shank plate 30. Among the eight seismic isolation members 10, two seismic isolation members 1A The first coupling plate 20 is fixed to the first coupling plate 20 by a bolt 40, and is disposed at equal intervals along one side 20a of the first coupling plate 20 and also in a direction perpendicular to the side 20& And the two seismic isolation members 1A are placed at equal intervals along one side 30a of the second coupling plate 30 and also in the direction perpendicular to the side 30a, with the other end 12 by the bolt 4〇 is fixed to the lower surface of the second plywood 30. 200925362 5 〇10 15 φ In the eight seismic isolation members 10, the other two seismic isolation members 1〇Β are different from the above two members in that they are adjacent to one side adjacent to the side 20a to which the seismic isolation members 10 are fixed. b is equally spaced and is also oriented in a direction perpendicular to the side 2〇b, with one end 11 secured to the upper surface of the first coupling plate 2 by the bolt 40. Moreover, the two seismic isolation members 1B are disposed at equal intervals of 3% adjacent to the side 30a adjacent to the side of the seismic isolation member 10A, and are also oriented in a direction perpendicular to the side 3〇b. The other end 12 is fixed to the lower surface of the second plywood 3 by the bolt 40. In the eight seismic isolation members 10, the other seismic isolation members 1〇c are different from the above two members in that they are equally spaced along one side 2〇c adjacent to the side 20b to which the seismic isolation members i〇B are fixed. And also oriented in a direction perpendicular to the side 2〇c, with one end u fixed to the upper surface of the first coupling plate by the bolt 4〇, and the two seismic isolation members 10C are fixed and fixed The adjacent side 30c of the side 30b of the seismic isolation member 10B is equally spaced, and is also oriented in a direction perpendicular to the side 30c, and the other end 12 thereof is fixed to the second coupling plate 30 by the screw 40. lower surface. In the eight seismic isolation members 10, the remaining two seismic isolation members 1〇 are different from the above two members' are placed at equal intervals along the side 2〇d adjacent to the side 20c to which the seismic isolation members 10C are fixed, Also oriented in the direction perpendicular to the side 20d, the end end is fixed to the upper surface of the first constraining plate 20 by the bolt 4〇. Moreover, the two seismic isolation members 10D are placed at equal intervals along the side 3Gd adjacent to the side 3Gc to which the seismic isolation members 10C are fixed, and are also oriented in the direction perpendicular to the side 30d, with the other end 12 is fixed to the lower surface of the second coupling plate 30 by the bolt 40. 20 200925362 5 φ 10 15 ❹ 20 The two seismic isolation members 10Α and the other two seismic isolation members (4) are fixed to the first coupling plate 20 and the second coupling plate 3〇. The seismic isolation members 10Α are disposed such that the curved portions of the seismic isolation members 10A are in a direction from the first coupling plate 20 and the second coupling plate 3〇 (ie, in FIG. 2 The forward direction indicated by the head arrow X is convex. The seismic isolation members 1 〇 c are disposed such that the curved portions of the seismic isolation members 丨〇c are from the first coupling plate 20 and the second coupling plate 3〇 to the direction of the seismic isolation members 10A The opposite direction (i.e., in the reverse direction indicated by the double-headed arrow X in Fig. 2) bulges. Moreover, the two seismic isolation members 10B and the other seismic isolation members 1A are also fixed to the first coupling plate 2 and the second coupling plate 3A. The seismic isolation members 10B are disposed such that the curved portions of the seismic isolation members 1B are in a direction from the first coupling plate 20 and the second coupling plate 30 (ie, 'doubled in FIG. 2' The forward direction indicated by the arrow Y is convex. The seismic isolation members 10D are disposed such that the curved portions of the seismic isolation members 1〇D are from the first coupling plate 2〇 and the second coupling plate 3〇 to be opposite to the seismic isolation members 10B. The direction (i.e., the reverse direction indicated by the double-headed arrow γ in Fig. 2) is convex. The first coupling plate 20 and the second coupling plate 30 are positioned such that all four sides are aligned with each other when viewed from above. The seismic isolation device 1 constructed as described above is disposed in an upper section A, such as a building frame, and a lower section B, such as a foundation of a structure, for example, a building, a bridge, an elevated frame, according to the following steps. Roads and elevated railways. 11 200925362 In the above structure, first, the seismic isolation device 1 is placed on the lower weight B. As described above, the stud bolts are assembled upright in the seismic isolation device 1 on the lower surface of the first coupling plate 2, and the studs 21 are embedded in the lower portion B, The seismic isolation device is fixed to the lower portion B. Next, the upper section A is placed on the seismic isolation device 。. As described above, the stud 31 is assembled upright on the upper surface of the second coupling plate 30 in the seismic isolation device, and the seismic isolation device is clamped to embed the studs 31 in the upper portion a. The way is fixed to the upper section A.

10 除此之外,將該等柱螺栓21耦接於設置在該下段部B 内侧的強化鋼,藉此該地震隔離裝置丨可更強固地耦接於該 下段部B。同樣地,將該等柱螺栓31耦接於設置在該上段部 A内側的強化鋼,藉此該地震隔離裝置丨可更強固地耦接於 該上段部A。 15 如第4圖所示,該下段部B於該地震隔離構件10底下的 部位處設置有階部。各該等階部構成一逃脫部Bs,以使該 地震隔離構件可塑性變形。該逃脫部Bs是形成較該下段部b 的上表面,亦即該地震隔離裝置1的第一柄合板2〇所固定之 部位為低一階,藉以於該地震隔離構件1〇的圓弧部與其本 2〇 身之間提供一較寬的空間。 該上段部A於該地震隔離構件1〇上方的部位處設置有 階部。各該等階部構成一逃脫部As,以使該地震隔離構件 可塑性變形。該逃脫部As是形成較該上段部A的下表面, 亦即該地震隔離裝置1的第二耦合板30所固定之部位為高 12 200925362 • 一階,藉以於該地震隔離構件ίο的圓弧部與其本身之間提 供一較寬的空間。 於上述架構的用於結構體之地震隔離系統中,若有大 量能量,例如地震作用於包含有該上段部A與該下段部B之 ' 5結構體上時,如第5圖所示,該上段部A會以圖中X方向施 '加震動予該下段部B,該地震隔離構件1〇會塑性變形,而會 * 以使一端11與另一端相分隔的方向位移,藉以消耗進來至 〇 遠上段部A之能量。因此,即可減輕該上段部A的震動。 又,於此例中,即使該地震隔離構件1〇呈圓弧形的彎 10曲部會變形而向外㈣’該地震隔離構件1Q仍將不會與該 上段部A或該下段部B相接觸,如此是由於該上段部A上的 逃脫部As及該下段部B上的逃脫部Bs的形成之故。因此, 不會妨礙該地震隔離構件1〇受到塑性變形或不會有局部應 15力集中發生在該地震隔離構件丨〇上。藉此,上述地震隔離 系统可有效地吸收地震的能量。 ® 當然,任何其他建築物框架結構體或構件,例如管路 (未顯示)不設置於該等逃脫部As、出上。如此是由於這 些構件,若設置於上,將會與該地震隔離構件1〇接觸而妨 礙塑性變形。 20 到目前為止已說明本發明的較佳實施例,然而,本發 明不限制為此。本發明可為所述構造的增加、省略及替換 者,及在不脫離本發明主旨的範圍中之其他變更。本發明 不侷限於上述說明,而將僅受附隨申請專利範圍的範圍所 限制。 13 m 200925362 • 本發明的地震隔離系統不僅可放置於結構體,例如建 築物、橋樑、高架道路及高架鐵路中的一地基(一下段部) 與一建築物框架(―上段部)之間,亦可放置於構成以上 • 纟。構體的構件之間。舉例來說,該地震隔離系統可放置於 5構成一建築物的樓板與放置於樓板上的樓面板之間。於此 舒中’該地震隔離系統可吸收仙於樓面板上的能量, 而不是作用於結構體的建築物框架上的能量。同樣地,其 • 亦可放置於構成_的橋墩與放置於橋墩上的橋縱襟之 ❹ 間。 10產業上的應用 本發明是有關於一種用於結構體之地震隔離系統,其 設置有一地震隔離裝置、一結構體的一上段部,及以該地 震隔離裝置支擇該上段部之該結構體的一下段部。該地震 隔離裝置設〇數u形地魏離構件、供該地震隔離構件的 15 一端固定之一第—耦合板,及供該地震隔離構件的另—端 gj定之H合板…容許該地震隔離構件塑性變形之 ® 逃脫部是形成於該上段部及該下段部至少一者上。 «本發明,級*會妨礙該地震隔_件受到塑性 變形’因此可有效吸收地震的能量。 2〇 ί:圖 式簡单说明】 第1圖是顯示本發明的地震隔離系統所構成的地震隔 離裝置之透視圖; 第2圖是本發明的地震隔離系統所構成的地震隔離裝 置之平面圖’· 14 200925362 第3圖是顯示該地震隔離裝置的地震隔離構件之透視 圖, 第4圖是顯示本發明的地震隔離系統之橫剖圖;及 第5圖是顯示當地震能量作用於本發明的地震隔離系 統上而導致該地震隔離構件塑性變形狀態之橫剖圖。 【主要元件符號說明】 1…地震隔離裝置 10(10A-10D)…地震隔離構件 11----端 ❿ 30…第二耦合板 30a-30d…一側 31…柱螺栓 40…螺栓 A…上段部 B…下段部 As^Bs...^^ 部 12…另一端 13,14."撲架部 13ajl4a"·穿孔 20…第一耦合板 20a-20d…一側 21…柱螺栓 15In addition, the stud bolts 21 are coupled to the reinforced steel disposed inside the lower section B, whereby the seismic isolator 丨 can be more strongly coupled to the lower section B. Similarly, the studs 31 are coupled to the reinforced steel disposed inside the upper portion A, whereby the seismic isolator 丨 can be more strongly coupled to the upper portion A. As shown in Fig. 4, the lower portion B is provided with a step at a portion below the seismic isolation member 10. Each of the stages forms an escape portion Bs for plastically deforming the seismic isolation member. The escape portion Bs is formed on the upper surface of the lower portion b, that is, the portion where the first shank 2 of the seismic isolation device 1 is fixed is lower first, thereby the arc portion of the seismic isolation member 1 Provide a wider space between the two. The upper portion A is provided with a step at a portion above the seismic isolation member 1A. Each of the stages forms an escape portion As to plastically deform the seismic isolation member. The escape portion As is formed on the lower surface of the upper portion A, that is, the portion of the second coupling plate 30 of the seismic isolation device 1 is fixed at a height of 12 200925362 • a first order by which the arc of the seismic isolation member ίο The Department provides a wider space between itself and itself. In the seismic isolation system for a structure of the above structure, if a large amount of energy, such as an earthquake, acts on the '5 structure body including the upper section A and the lower section B, as shown in FIG. 5, The upper section A will apply a vibration to the lower section B in the X direction of the figure, and the seismic isolation member 1 will be plastically deformed, and will be displaced in the direction in which the one end 11 is separated from the other end, thereby consuming it to the 〇 The energy of the upper part A. Therefore, the vibration of the upper section A can be alleviated. Moreover, in this example, even if the seismic isolation member 1 has a curved arc 10, the curved portion will be deformed and outward (four) 'the seismic isolation member 1Q will not be associated with the upper portion A or the lower portion B. The contact is due to the formation of the escape portion As on the upper portion A and the escape portion Bs on the lower portion B. Therefore, the seismic isolation member 1 is not hindered from being plastically deformed or a local force is concentrated on the seismic isolation member. Thereby, the above seismic isolation system can effectively absorb the energy of the earthquake. ® Of course, any other building frame structure or component, such as piping (not shown), is not placed on the escape parts As, E. This is because these members, if placed on them, will come into contact with the seismic isolation member 1 to impede plastic deformation. 20 The preferred embodiment of the present invention has been described so far, however, the present invention is not limited thereto. The present invention may be added, omitted, or replaced, and other modifications may be made without departing from the spirit and scope of the invention. The invention is not limited to the above description, but will be limited only by the scope of the appended claims. 13 m 200925362 • The seismic isolation system of the present invention can be placed not only on a structure such as a foundation (lower section) of a building, a bridge, an elevated road and an elevated railway, but also between a building frame (the upper section). It can also be placed in the above composition. Between the components of the body. For example, the seismic isolation system can be placed between 5 slabs forming a building and floor slabs placed on the slab. Here, the seismic isolation system absorbs the energy on the panel of the building, rather than the energy acting on the frame of the building. Similarly, it can also be placed between the piers that make up _ and the bridges that are placed on the pier. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seismic isolation system for a structure, which is provided with a seismic isolation device, an upper portion of a structure, and the structure of the upper portion is selected by the seismic isolation device. The next section. The seismic isolation device is provided with a plurality of u-shaped ground separation members, a first coupling plate for fixing one end of the seismic isolation member, and an H-plate for the other end of the seismic isolation member. The seismic isolation member is allowed. The plastic deformation of the escape portion is formed on at least one of the upper portion and the lower portion. «This invention, the level* will prevent the seismic isolation from being plastically deformed' and thus effectively absorb the energy of the earthquake. 2〇ί: BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a seismic isolation device constructed by the seismic isolation system of the present invention; FIG. 2 is a plan view of a seismic isolation device constructed by the seismic isolation system of the present invention. · 14 200925362 Fig. 3 is a perspective view showing a seismic isolation member of the seismic isolation device, Fig. 4 is a cross-sectional view showing the seismic isolation system of the present invention; and Fig. 5 is a view showing when seismic energy acts on the present invention A cross-sectional view of the seismic isolation member resulting in a plastic deformation state on the seismic isolation system. [Main component symbol description] 1...Seismic isolation device 10 (10A-10D)...Seismic isolation member 11----End ❿ 30...Second coupling plate 30a-30d...One side 31...Pillared bolt 40...Bolt A...Upper section Part B... lower part As^Bs...^^ part 12...the other end 13,14."the bounce part 13ajl4a"·perforation 20...the first coupling plate 20a-20d...the side 21...the stud 15

Claims (1)

200925362 • 十、申請專利範圍: 1. 一種用於結構體之地震隔離系統,包括: 一地震隔離裝置,其具有多數u形地震隔離構件、 - 供該地震隔離構件的一端固定之一第一耦合板,及供該 - 5 地震隔離構件的另一端固定之一第二耦合板; /一結構體的一上段部;及 該結構體的一下段部,其藉由該地震隔離裝置支撐 該上段部,其中 一容許該地震隔離構件塑性變形之逃脫部是形成於 10 該上段部及該下段部至少一者上。200925362 • X. Patent application scope: 1. A seismic isolation system for structures, comprising: a seismic isolation device having a plurality of U-shaped seismic isolation members, - one end of which is fixed by one end of the seismic isolation member a plate, and a second coupling plate for fixing the other end of the seismic isolation member; an upper portion of the structure; and a lower portion of the structure, the upper portion of the structure being supported by the seismic isolation device An escape portion that allows plastic deformation of the seismic isolation member is formed on at least one of the upper portion and the lower portion. 1616
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